Mercedes-Benz AMG GT S 2016 Operator's Manual page 207

G
WARNING
The engine cooling system is pressurized, par-
ticularly when the engine is warm. When
opening the cap, you could be scalded by hot
coolant spraying out. There is a risk of injury.
Let the engine cool down before opening the
cap. Wear eye and hand protection when
opening the cap. Open the cap slowly half a
turn to allow pressure to escape.
! Before starting your journey, make sure
that all engine covers are installed. Other-
wise, the engine can be damaged, e.g.
through overheating.
Example
Park the vehicle on a level surface.
X
Only check the coolant level when the vehi-
cle is on a level surface and the engine has
cooled down.
Set the Start/Stop button to key position
X
2.
Check the coolant temperature display in
X
the instrument cluster.
The coolant temperature must be below
158 ‡ (70 †).
Select key position 0 with the Start/Stop
X
button.
Remove the engine cover.
X
Slowly turn cap : half a turn counter-
X
clockwise to allow excess pressure to
escape.
Engine compartment
Turn cap : further counter-clockwise and
X
remove it.
If the coolant is at the level of the marker
bar in the filler neck when cold, there is
enough coolant in coolant expansion
tank ;.
If the coolant level is approximately 0.6 in
(1.5 cm) above the marker bar in the filler
neck when warm, there is enough coolant
in expansion tank ;.
If necessary, add coolant that has been tes-
X
ted and approved by Mercedes-Benz.
Replace cap : and turn it clockwise as far
X
as it will go.
Replace the engine cover
X
For further information on coolant, see
( page 262).
Y
Windshield washer system
G
WARNING
Certain components in the engine compart-
ment, such as the engine, radiator and parts
of the exhaust system, can become very hot.
Working in the engine compartment poses a
risk of injury.
Where possible, let the engine cool down and
touch only the components described in the
following.
G
WARNING
Windshield washer concentrate could ignite if
it comes into contact with hot engine compo-
nents or the exhaust system. There is a risk of
fire and injury.
Make sure that no windshield washer con-
centrate is spilled next to the filler neck.
205
Z